A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6620-01-168-7705
NSN 6685-00-499-9233
NSN 5996-00-553-7348
NSN 5895-01-164-7981
NSN 6135-01-334-3935
NSN 6135-01-244-3211
NSN 5998-01-599-0904
NSN 2925-01-067-4446
NSN 4140-01-252-8902
NSN 7035-01-103-6845
NSN 6650-01-171-4129
NSN 6645-01-660-3097